結果

問題 No.1377 Half xor Half
ユーザー tails
提出日時 2021-02-08 18:29:06
言語 C
(gcc 13.3.0)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 659 bytes
コンパイル時間 342 ms
コンパイル使用メモリ 30,592 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-07-05 20:11:29
合計ジャッジ時間 2,349 ms
ジャッジサーバーID
(参考情報)
judge2 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 46
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.c:7:1: warning: data definition has no type or storage class
    7 | rs[1000],rn;
      | ^~
main.c:7:1: warning: type defaults to 'int' in declaration of 'rs' [-Wimplicit-int]
main.c:7:10: warning: type defaults to 'int' in declaration of 'rn' [-Wimplicit-int]
    7 | rs[1000],rn;
      |          ^~
main.c:9:1: warning: return type defaults to 'int' [-Wimplicit-int]
    9 | main(){
      | ^~~~
main.c: In function 'main':
main.c:29:25: warning: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
   29 |                         puts("-1");
      |                         ^~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'puts'
  +++ |+#include <stdio.h>
    1 | #pragma GCC optimize("Ofast")
main.c:30:25: warning: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
   30 |                         exit(0);
      |                         ^~~~
main.c:1:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
  +++ |+#include <stdlib.h>
    1 | #pragma GCC optimize("Ofast")
main.c:30:25: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
   30 |                         exit(0);
      |                         ^~~~
main.c:30:25: note: include '<stdlib.h>' or provide a declaration of 'exit'
main.c:36:9: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   36 |         printf("%d\n",rn);
      |         ^~~~~~
main.c:36:9: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:36:9: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:36:9: note: include '<stdio.h>' or provide a declaration of 'printf'

ソースコード

diff #

#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")

char*mmap();
#define RD(v) int v=0;{int _c;while(_c=*rp++-48,_c>=0)v=v*10+_c;}

rs[1000],rn;

main(){
	char*rp=mmap(0l,1l<<28,1,2,0,0ll);
	RD(n);
	char*s=rp;
	char*t=rp+(n*2+1);
	int rn=0;
	for(int i=0;i<n;++i){
		int s0=s[i];
		int s1=s[i+n];
		int s2=s0^s1^'0';
		int t0=t[i];
		int t1=t[i+n];
		if(t0==s0&&t1==s1){
		}else if(t0==s2&&t1==s0){
			rs[rn++]=i;
			rs[rn++]=i+1;
		}else if(t0==s1&&t1==s2){
			rs[rn++]=i+n;
			rs[rn++]=i+n+1;
		}else{
			puts("-1");
			exit(0);
		}
	}
	if(rn>0&&rs[rn-1]==n*2){
		rs[rn-1]=0;
	}
	printf("%d\n",rn);
	for(int i=0;i<rn;++i){
		printf("%d\n",rs[i]);
	}
}
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